diff --git a/tests/test_setup.py b/tests/test_setup.py
index 4ff0f465e21..1e19f1a7b76 100644
--- a/tests/test_setup.py
+++ b/tests/test_setup.py
@@ -12,11 +12,7 @@ from homeassistant import config_entries, loader, setup
 from homeassistant.const import EVENT_COMPONENT_LOADED, EVENT_HOMEASSISTANT_START
 from homeassistant.core import CoreState, HomeAssistant, callback
 from homeassistant.exceptions import HomeAssistantError
-from homeassistant.helpers import discovery, translation
-from homeassistant.helpers.config_validation import (
-    PLATFORM_SCHEMA,
-    PLATFORM_SCHEMA_BASE,
-)
+from homeassistant.helpers import config_validation as cv, discovery, translation
 from homeassistant.helpers.dispatcher import (
     async_dispatcher_connect,
     async_dispatcher_send,
@@ -88,8 +84,8 @@ async def test_validate_platform_config(
     hass: HomeAssistant, caplog: pytest.LogCaptureFixture
 ) -> None:
     """Test validating platform configuration."""
-    platform_schema = PLATFORM_SCHEMA.extend({"hello": str})
-    platform_schema_base = PLATFORM_SCHEMA_BASE.extend({})
+    platform_schema = cv.PLATFORM_SCHEMA.extend({"hello": str})
+    platform_schema_base = cv.PLATFORM_SCHEMA_BASE.extend({})
     mock_integration(
         hass,
         MockModule("platform_conf", platform_schema_base=platform_schema_base),
@@ -149,8 +145,8 @@ async def test_validate_platform_config_2(
     hass: HomeAssistant, caplog: pytest.LogCaptureFixture
 ) -> None:
     """Test component PLATFORM_SCHEMA_BASE prio over PLATFORM_SCHEMA."""
-    platform_schema = PLATFORM_SCHEMA.extend({"hello": str})
-    platform_schema_base = PLATFORM_SCHEMA_BASE.extend({"hello": "world"})
+    platform_schema = cv.PLATFORM_SCHEMA.extend({"hello": str})
+    platform_schema_base = cv.PLATFORM_SCHEMA_BASE.extend({"hello": "world"})
     mock_integration(
         hass,
         MockModule(
@@ -183,8 +179,8 @@ async def test_validate_platform_config_3(
     hass: HomeAssistant, caplog: pytest.LogCaptureFixture
 ) -> None:
     """Test fallback to component PLATFORM_SCHEMA."""
-    component_schema = PLATFORM_SCHEMA_BASE.extend({"hello": str})
-    platform_schema = PLATFORM_SCHEMA.extend({"cheers": str, "hello": "world"})
+    component_schema = cv.PLATFORM_SCHEMA_BASE.extend({"hello": str})
+    platform_schema = cv.PLATFORM_SCHEMA.extend({"cheers": str, "hello": "world"})
     mock_integration(
         hass, MockModule("platform_conf", platform_schema=component_schema)
     )
@@ -210,8 +206,8 @@ async def test_validate_platform_config_3(
 
 async def test_validate_platform_config_4(hass: HomeAssistant) -> None:
     """Test entity_namespace in PLATFORM_SCHEMA."""
-    component_schema = PLATFORM_SCHEMA_BASE
-    platform_schema = PLATFORM_SCHEMA
+    component_schema = cv.PLATFORM_SCHEMA_BASE
+    platform_schema = cv.PLATFORM_SCHEMA
     mock_integration(
         hass,
         MockModule("platform_conf", platform_schema_base=component_schema),
@@ -386,7 +382,9 @@ async def test_component_setup_with_validation_and_dependency(
 
 async def test_platform_specific_config_validation(hass: HomeAssistant) -> None:
     """Test platform that specifies config."""
-    platform_schema = PLATFORM_SCHEMA.extend({"valid": True}, extra=vol.PREVENT_EXTRA)
+    platform_schema = cv.PLATFORM_SCHEMA.extend(
+        {"valid": True}, extra=vol.PREVENT_EXTRA
+    )
 
     mock_setup = Mock(spec_set=True)
 
@@ -533,7 +531,7 @@ async def test_component_warn_slow_setup(hass: HomeAssistant) -> None:
 async def test_platform_no_warn_slow(hass: HomeAssistant) -> None:
     """Do not warn for long entity setup time."""
     mock_integration(
-        hass, MockModule("test_component1", platform_schema=PLATFORM_SCHEMA)
+        hass, MockModule("test_component1", platform_schema=cv.PLATFORM_SCHEMA)
     )
     with patch.object(hass.loop, "call_later") as mock_call:
         result = await setup.async_setup_component(hass, "test_component1", {})